20696184

素因数分解:

$2^3\times 3^2\times {\mathrm{223}}^1\times {\mathrm{1289}}^1$

素因数の和:1524

約数の個数: 48

約数和(自身を含む): 56347200

約数和(自身を除く): 35651016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 223, 446, 669, 892, 1289, 1338, 1784, 2007, 2578, 2676, 3867, 4014, 5156, 5352, 7734, 8028, 10312, 11601, 15468, 16056, 23202, 30936, 46404, 92808, 287447, 574894, 862341, 1149788, 1724682, 2299576, 2587023, 3449364, 5174046, 6898728, 10348092, 20696184]

約数ペア:

[(1, 20696184), (2, 10348092), (3, 6898728), (4, 5174046), (6, 3449364), (8, 2587023), (9, 2299576), (12, 1724682), (18, 1149788), (24, 862341), (36, 574894), (72, 287447), (223, 92808), (446, 46404), (669, 30936), (892, 23202), (1289, 16056), (1338, 15468), (1784, 11601), (2007, 10312), (2578, 8028), (2676, 7734), (3867, 5352), (4014, 5156)]